Patents for R. R. Stannard


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Patents for R. R. Stannard
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
182,962	Oct. 03, 1876	H. Ruddick	Improvement in rivet-heading machines	rivet making machines
451,184	Apr. 28, 1891	F.B. Manville	Machine for turning keys for gas-cocks